state_fill.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file state_fill.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "state_fill.h"
  33 #include "workarea.h"
  34 #include <synfig/context.h>
  35 #include "app.h"
  36 #include "dialog_color.h"
  37 #include "event_mouse.h"
  38 #include "event_layerclick.h"
  39 #include "toolbox.h"
  40 #include "canvasview.h"
  41 #include <synfigapp/main.h>
  42
  43 #include "general.h"
  44
  45 #endif
  46
  47 /* === U S I N G =========================================================== */
  48
  49 using namespace std;
  50 using namespace etl;
  51 using namespace synfig;
  52 using namespace studio;
  53
  54 /* === M A C R O S ========================================================= */
  55
  56 /* === C L A S S E S & S T R U C T S ======================================= */
  57
  58 class studio::StateFill_Context
  59 {
  60         CanvasView *canvas_view;
  61         CanvasView::IsWorking is_working;
  62
  63 public:
  64         StateFill_Context(CanvasView *canvas_view);
  65         ~StateFill_Context();
  66
  67         Smach::event_result event_stop_handler(const Smach::event& x);
  68
  69         Smach::event_result event_refresh_handler(const Smach::event& x);
  70
  71         Smach::event_result event_workarea_layer_clicked_handler(const Smach::event& x);
  72
  73
  74         etl::handle<CanvasView> get_canvas_view()const{return canvas_view;}
  75         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view->canvas_interface();}
  76         synfig::Canvas::Handle get_canvas()const{return canvas_view->get_canvas();}
  77         WorkArea * get_work_area()const{return canvas_view->get_work_area();}
  78
  79
  80 }; // END of class StateFill_Context
  81
  82 /* === G L O B A L S ======================================================= */
  83
  84 StateFill studio::state_fill;
  85
  86 /* === P R O C E D U R E S ================================================= */
  87
  88 /* === M E T H O D S ======================================================= */
  89
  90 StateFill::StateFill():
  91         Smach::state<StateFill_Context>("fill")
  92 {
  93         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateFill_Context::event_stop_handler));
  94         insert(event_def(EVENT_STOP,&StateFill_Context::event_stop_handler));
  95         insert(event_def(EVENT_REFRESH,&StateFill_Context::event_refresh_handler));
  96         insert(event_def(EVENT_WORKAREA_LAYER_CLICKED,&StateFill_Context::event_workarea_layer_clicked_handler));
  97 }
  98
  99 StateFill::~StateFill()
 100 {
 101 }
 102
 103 StateFill_Context::StateFill_Context(CanvasView *canvas_view):
 104         canvas_view(canvas_view),
 105         is_working(*canvas_view)
 106 {
 107         synfig::info("Entered Fill State");
 108         canvas_view->work_area->set_cursor(Gdk::CROSSHAIR);
 109
 110         App::toolbox->refresh();
 111 }
 112
 113 StateFill_Context::~StateFill_Context()
 114 {
 115         synfig::info("Left Fill State");
 116         canvas_view->work_area->reset_cursor();
 117         App::toolbox->refresh();
 118 }
 119
 120 Smach::event_result
 121 StateFill_Context::event_stop_handler(const Smach::event& /*x*/)
 122 {
 123         synfig::info("STATE FILL: Received Stop Event");
 124         throw Smach::egress_exception();
 125 //      canvas_view->get_smach().pop_state();
 126 //      return Smach::RESULT_ACCEPT;
 127 }
 128
 129 Smach::event_result
 130 StateFill_Context::event_refresh_handler(const Smach::event& /*x*/)
 131 {
 132         synfig::info("STATE FILL: Received Refresh Event");
 133         canvas_view->work_area->queue_render_preview();
 134         return Smach::RESULT_ACCEPT;
 135 }
 136
 137 Smach::event_result
 138 StateFill_Context::event_workarea_layer_clicked_handler(const Smach::event& x)
 139 {
 140         synfig::info("STATE FILL: Received layer clicked Event");
 141         const EventLayerClick& event(*reinterpret_cast<const EventLayerClick*>(&x));
 142
 143         if(!event.layer)
 144         {
 145                 get_canvas_view()->get_ui_interface()->warning(_("No layer here"));
 146                 return Smach::RESULT_ACCEPT;
 147         }
 148
 149
 150         //synfigapp::Action::Handle action(synfigapp::Action::create("ValueDescSet"));
 151         synfigapp::ValueDesc value_desc(event.layer,"color");
 152
 153         if(!get_canvas_interface()->change_value(value_desc,ValueBase(synfigapp::Main::get_fill_color())))
 154         {
 155                 get_canvas_view()->get_ui_interface()->warning(_("Unable to set layer color"));
 156                 return Smach::RESULT_ERROR;
 157         }
 158         /*
 159         assert(action);
 160
 161         action->set_param("canvas",get_canvas());
 162         action->set_param("canvas_interface",get_canvas_interface());
 163         action->set_param("value_desc",value_desc);
 164         action->set_param("time",get_canvas_interface()->get_time());
 165         //action->set_param("layer",event.layer);
 166         //if(!action->set_param("param",String("color")))
 167         //      synfig::error("LayerParamConnect didn't like \"param\"");
 168         if(!action->set_param("new_value",ValueBase(synfigapp::Main::get_fill_color())))
 169                 synfig::error("LayerParamConnect didn't like \"fill_color\"");
 170
 171         if(!get_canvas_interface()->get_instance()->perform_action(action))
 172         {
 173                 get_canvas_view()->get_ui_interface()->warning(_("Unable to set layer color"));
 174                 return Smach::RESULT_ERROR;
 175         }
 176         get_canvas_view()->get_ui_interface()->task(_("Idle"));
 177         */
 178         return Smach::RESULT_ACCEPT;
 179 }